private void setUpMappingsHM() { typeToClassMappingProp = new Properties(); URL url = UserInputUIHandler.class.getClassLoader().getResource(mappingTxt); if (url == null) { showErrorMessage(ProvClientUtils.getString("TypeToUIElementMapping.txt file is not found")); return; } try { typeToClassMappingProp.load(url.openStream()); } catch (IOException ioe) { ioe.printStackTrace(); } }